static boolean
wayland_surface_validate(struct native_surface *nsurf, uint attachment_mask,
unsigned int *seq_num, struct pipe_resource **textures,
int *width, int *height)
{
struct wayland_surface *surface = wayland_surface(nsurf);
if (surface->type == WL_WINDOW_SURFACE)
wayland_window_surface_handle_resize(surface);
if (!resource_surface_add_resources(surface->rsurf, attachment_mask |
surface->attachment_mask))
return FALSE;
if (textures)
resource_surface_get_resources(surface->rsurf, textures, attachment_mask);
if (seq_num)
*seq_num = surface->sequence_number;
resource_surface_get_size(surface->rsurf, (uint *) width, (uint *) height);
if (surface->type == WL_PIXMAP_SURFACE)
wayland_pixmap_surface_initialize(surface);
return TRUE;
}
static void
wayland_surface_destroy(struct native_surface *nsurf)
{
struct wayland_surface *surface = wayland_surface(nsurf);
enum wayland_buffer_type buffer;
for (buffer = 0; buffer < WL_BUFFER_COUNT; ++buffer) {
if (surface->buffer[buffer])
wl_buffer_destroy(surface->buffer[buffer]);
}
resource_surface_destroy(surface->rsurf);
FREE(surface);
}
static boolean
wayland_surface_swap_buffers(struct native_surface *nsurf)
{
struct wayland_surface *surface = wayland_surface(nsurf);
struct wayland_display *display = surface->display;
int ret = 0;
while (surface->frame_callback && ret != -1)
ret = wl_display_dispatch_queue(display->dpy, display->queue);
if (ret == -1)
return EGL_FALSE;
surface->frame_callback = wl_surface_frame(surface->win->surface);
wl_callback_add_listener(surface->frame_callback, &frame_listener, surface);
wl_proxy_set_queue((struct wl_proxy *) surface->frame_callback,
display->queue);
if (surface->type == WL_WINDOW_SURFACE) {
resource_surface_swap_buffers(surface->rsurf,
NATIVE_ATTACHMENT_FRONT_LEFT,
NATIVE_ATTACHMENT_BACK_LEFT, FALSE);
wayland_buffers_swap(surface->buffer, WL_BUFFER_FRONT, WL_BUFFER_BACK);
if (surface->buffer[WL_BUFFER_FRONT] == NULL)
surface->buffer[WL_BUFFER_FRONT] =
display->create_buffer(display, surface,
NATIVE_ATTACHMENT_FRONT_LEFT);
wl_surface_attach(surface->win->surface, surface->buffer[WL_BUFFER_FRONT],
surface->dx, surface->dy);
resource_surface_get_size(surface->rsurf,
(uint *) &surface->win->attached_width,
(uint *) &surface->win->attached_height);
surface->dx = 0;
surface->dy = 0;
}
surface->sequence_number++;
wayland_event_handler->invalid_surface(&display->base,
&surface->base,
surface->sequence_number);
return TRUE;
}
static boolean
wayland_surface_present(struct native_surface *nsurf,
const struct native_present_control *ctrl)
{
struct wayland_surface *surface = wayland_surface(nsurf);
uint width, height;
boolean ret;
if (ctrl->preserve || ctrl->swap_interval)
return FALSE;
/* force buffers to be re-created if they will be presented differently */
if (surface->premultiplied_alpha != ctrl->premultiplied_alpha) {
enum wayland_buffer_type buffer;
for (buffer = 0; buffer < WL_BUFFER_COUNT; ++buffer) {
if (surface->buffer[buffer]) {
wl_buffer_destroy(surface->buffer[buffer]);
surface->buffer[buffer] = NULL;
}
}
surface->premultiplied_alpha = ctrl->premultiplied_alpha;
}
switch (ctrl->natt) {
case NATIVE_ATTACHMENT_FRONT_LEFT:
ret = TRUE;
break;
case NATIVE_ATTACHMENT_BACK_LEFT:
ret = wayland_surface_swap_buffers(nsurf);
break;
default:
ret = FALSE;
break;
}
if (surface->type == WL_WINDOW_SURFACE) {
resource_surface_get_size(surface->rsurf, &width, &height);
wl_buffer_damage(surface->buffer[WL_BUFFER_FRONT], 0, 0, width, height);
wl_surface_damage(surface->win->surface, 0, 0, width, height);
}
return ret;
}
static boolean
wayland_surface_swap_buffers(struct native_surface *nsurf)
{
struct wayland_surface *surface = wayland_surface(nsurf);
struct wayland_display *display = surface->display;
struct wl_callback *callback;
while (surface->block_swap_buffers)
wl_display_iterate(display->dpy, WL_DISPLAY_READABLE);
surface->block_swap_buffers = TRUE;
callback = wl_surface_frame(surface->win->surface);
wl_callback_add_listener(callback, &frame_listener, surface);
if (surface->type == WL_WINDOW_SURFACE) {
resource_surface_swap_buffers(surface->rsurf,
NATIVE_ATTACHMENT_FRONT_LEFT,
NATIVE_ATTACHMENT_BACK_LEFT, FALSE);
wayland_buffers_swap(surface->buffer, WL_BUFFER_FRONT, WL_BUFFER_BACK);
if (surface->buffer[WL_BUFFER_FRONT] == NULL)
surface->buffer[WL_BUFFER_FRONT] =
display->create_buffer(display, surface,
NATIVE_ATTACHMENT_FRONT_LEFT);
wl_surface_attach(surface->win->surface, surface->buffer[WL_BUFFER_FRONT],
surface->dx, surface->dy);
resource_surface_get_size(surface->rsurf,
(uint *) &surface->win->attached_width,
(uint *) &surface->win->attached_height);
surface->dx = 0;
surface->dy = 0;
}
surface->sequence_number++;
wayland_event_handler->invalid_surface(&display->base,
&surface->base,
surface->sequence_number);
return TRUE;
}